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问题 问答题

三、Windows的界面（二）

要求：在任务栏上调出地址栏，并从地址栏上打开：http://www.cdbroad.com

答案

参考答案：右击任务栏→工具栏→地址；输入“http://www.cdbroad.com”→转到（或按回车键）

填空题
很多动物单词藏在其中，你能找出来吗？在表中找出来，并写在横线上。（至少写出六个）
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问答题

(A) 条件(1)充分，但条件(2)不充分．
(B) 条件(2)充分，但条件(1)不充分．
(C) 条件(1)和(2)单独都不充分，但条件(1)和条件(2)联合起来充分．
(D) 条件(1)充分，条件(2)也充分．
(E) 条件(1)和条件(2)单独都不充分，条件(1)和条件(2)联合起来也不充分．

Todd’s construction company is capable of building 40 houses a year. Todd’s brother Mike also owns a construction company. How long does it take the two companies together to build 64 houses
(1) Mike’s construction company is capable of building houses twice as fast as Todd’s company does.
(2) Mike’s construction company is capable of building 20 houses every three months.
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